Home / 9,254.92-13,878.78-3,330.20

Finding the Fourth Proportional to 9,254.92, 13,878.78 and 3,330.20

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Solution

The fourth proportional to 9,254.92, 13,878.78 and 3,330.20 is: 4,994.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254.92 : 13,878.78 = 3,330.20 : x
  2. Step 2: Convert to fraction form
    9,254.92/13,878.78 = 3,330.20/x
  3. Step 3: Cross multiply
    9,254.92x = 13,878.78 × 3,330.20
  4. Step 4: Simplify right side
    9,254.92x = 46,219,113.16
  5. Step 5: Solve for x
    x = 46,219,113.16/9,254.92
  6. Step 6: Final answer
    x = 4,994.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.